Final answer:
Mrs. Bennet wants Mr. Bennet to meet Mr. Bingley to arrange a marriage proposal, reflecting the social norms of their time where marriage was key to women's security.
Step-by-step explanation:
Why does Mrs. Bennet want her husband to visit Mr. Bingley? The correct answer is B) To arrange a marriage proposal. Mrs. Bennet's character is deeply invested in the social and financial security of her daughters, and she sees marriage as the primary means to achieve this. Hence, Mrs. Bennet is eager for Mr. Bennet to visit Mr. Bingley with the hope of establishing a connection that could lead to a marriage proposal for one of her daughters. This action reflects the constrained position of women in Austen's society, where marriage was a significant avenue for ensuring their well-being and status.